/Engine/Source/Runtime/CoreUObject/Public/AssetRegistry/AssetData.h
Custom versions used by the package, used to check whether we need to update the package for the current binary. The array is sorted by FPackageCustomVersion::operator<.
TConstArrayView< [UE::AssetRegistry::FPackageCustomVersion](API\Runtime\CoreUObject\AssetRegistry\FPackageCustomVersion) > GetCustomVersions() const